A random sample of 5000 students were asked whether they prefer a 10 week quarter system or a 15 week semester system. O

[answerhappygod]

A random sample of 5000 students were asked whether they prefer a 10 week quarter system or a 15 week semester system. Of the 5000 students asked, 500 students responded. The results of this survey ________

A. can be generalized to the entire student body because the sampling was random.
B. canbegeneralizedtotheentirestudentbodybecausethemarginoferrorwas4.5%.
C. shouldnotbegeneralizedtotheentirestudentbodybecausethenon-responseratewas90%.
D. should not be generalized to the entire student body because the margin of error was 4.5%.